Site details

Overview

Estuary Powlett River Estuary
CMA West Gippsland CMA
Type Physico-Chemical
Site code Po2
Site name Site two (Mouth of Powlett Road Bridge)
Nearest road and town Mouth of Powlett Road, Dalyston
Description Ocean side of Mouth of Powlett Road Bridge, in between the 6th and 7th reflector when coming from the Kilcunda side of bridge (approx halfway).
Site access Head east along the Mouth of Powlett Road, park in the carpark located beside the Mouth of Powlett Bridge.
Land use
  • Native Bushland
  • Rural Grazing
Land use description This site is surrounded by submerged wetland (oceanside of bridge), saltmarsh (eastern bank on inland side of bridge) and a 5-10 metre revege site (western bank on inland side of bridge).
Status Active
Observation history 13-03-2010 - 27-11-2019

Map

Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
Turbidity tubes do not measure below 9 NTU; Chart values of 9 should be interpreted as < 9 NTU

Observations

Date 10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Observation #12584 #12658 #12699 #12739 #12817 #13065 #13146 #13171 #13172 #13158 #13169 #13144 #13195 #13300 #13434

Observation summaries

Turbidity NTU

10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Top 2.9 3.1 3.0 14.6 2.8 3.0 1.6 6.1 6.1 8.2 25.0 67.0 16.8 194.0
Bottom 1.5 3.7 9.5 26.3 17.0 4.7 6.7 2.6 2.9 15.0 1.8 1.7 4.3 6.3

pH

10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Top 8.8 7.6 7.8 7.6 7.3 7.3 7.5 7.0 7.8 7.0 7.0 6.8 6.8 8.2
Bottom 8.0 7.6 7.9 7.6 7.4 7.5 7.0 7.0 7.1 6.8 7.5 7.5 7.8 8.3

Ammonia mg/L

10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Top
Bottom

Enterococci orgs/100mL

10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Top
Bottom

Temperature ° C

10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Top 22.70 25.00 18.30 24.10 17.20 14.30 9.60 11.00 10.40 10.50 11.90 8.80 13.10 14.60
Bottom 18.50 22.50 18.00 21.40 14.80 13.80 14.10 13.90 13.60 13.80 14.50 12.00 12.50 15.30

Salinity ppt

10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Top 0.10 34.70 38.20 37.50 37.20 33.00 27.80 9.20 7.70 4.80 2.70 1.80 5.70 0.50
Bottom 35.70 36.40 38.30 37.70 37.30 37.00 36.30 36.50 36.20 36.10 35.10 34.60 35.20 35.70

D.O. mg/L

10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Top 20.00 5.77 7.14 6.97 7.30 8.13 10.98 9.44 12.91 10.29 9.30 10.07 8.58 12.32
Bottom 7.68 4.76 7.03 3.23 5.94 4.10 0.55 0.38 0.42 0.37 6.04 6.36 8.28 8.09

D.O. % Sat

10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Top 300.00 85.00 95.30 103.00 94.90 96.80 114.00 90.00 120.00 95.00 87.00 87.00 85.00 118.00
Bottom 101.00 67.70 93.20 45.00 73.80 49.70 6.80 4.80 5.20 4.50 73.00 73.20 96.70 100.00

Conductivity mS/cm

10-12-2018 18-01-2019 13-02-2019 01-03-2019 02-04-2019 14-05-2019 30-05-2019 03-06-2019 04-06-2019 05-06-2019 13-06-2019 15-07-2019 02-09-2019 27-11-2019
Top 0.19 52.68 57.38 56.48 56.08 50.37 43.18 15.84 13.40 8.81 5.03 3.34 10.08 1.29
Bottom 53.90 54.91 57.45 56.72 56.20 55.79 54.87 54.99 54.75 55.00 53.26 52.27 53.49 54.06
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